Resultados para "Luca" en Ciencia y tecnología

Entérate de qué y cómo han aprendido los científicos acerca de los dinosaurios: qué comían, cómo se ocupaban de sus crías, cómo dormían, cómo peleaban e incluso, si alguna vez se enfermaban.

Regrésate en el tiempo y sigue las huellas de dinosaurios en todo el mundo. Ya sean hechas por unos algunos dinosaurios o en grandes grupos, estas huellas ofrecen pistas sobre el movimiento y el comportamiento de estas adorables y criaturas del pasado. ¿Qué dinosaurios hicieron las huellas y qué piensan los científicos que los dinosaurios las estaban haciendo cuando las dejaron?

La scienza prenderà sempre delle cantonate. Potranno volerci anni, addirittura secoli o millenni, ma alla fine gli errori verranno trovati. E in fondo, quando ci prendono per le orecchie perché abbiamo sbagliato, miglioriamo tutti. Scoprendo sempre più l'universo che ci circonda. La scienza può sbagliare? La risposta è sì. E non solo può, ma deve. Se sogni di diventare uno scienziato o una scienziata, preparati a farne di tutti i colori (e avvisa i tuoi genitori, così cominciano a mettersi il cuore in pace): il segreto infatti non è essere infallibili, bensì non arrendersi mai.

Mummies can’t talk; but with modern scientific tools, we can still discover what a mummy has to tell us. Hear the stories of mummified Egyptian pharaohs and priestesses, baby elephants, pampered pets, and even a prehistoric bison. Uncover clues to centuries-old murder mysteries and human sacrifices, and even find out what a person or animal had for their last meal! Information from real scientists explains how we know what we know about each mummy.

Si una momia pudiera hablar, ¿qué diría? Claro, las momias no pueden hablar. Pero con las herramientas científicas actuales podemos descubrir lo que tienen que decirnos. Oiga las historias de los faraones y sacerdotisas egipcias que fueron momificados, elefantes bebés, mascotas mimadas e incluso un bisonte prehistórico.

Step back in time and follow dinosaur tracks around the world. Whether made by a few dinosaurs or large groups, these tracks provide clues to the movement and behavior of these lovable ancient creatures. What dinosaurs made the tracks, and what do scientists think they were doing when they made them? The author tells the story in rhythmic rhyme that may be sung to the tune of "Over the River and Through the Woods".

Sing along to this lighthearted romp while learning about different food chains within a single ecosystem. Learn which animals come out on top and which animals end up as snacks. "Hey Diddle Diddle" teaches children about the food web, the circle of life, and the part that each living creature plays within an ecosystem. This book is so much fun that kids will have a hard time believing they're actually learning. You'll be singing "Hey Diddle Diddle" long after you finish the book.

Just as some people dig and look for pirate treasure, some scientists dig and look for treasures, too. These treasures may not be gold or jewels but fossils. Following in the footsteps of Dino Tracks, this sequel takes young listeners into the field with paleontologists as they uncover treasured clues left by dinosaurs. Listeners will follow what and how scientists have learned about dinosaurs: what they ate; how they raised their young; how they slept and fought; and even if they ever got sick.